package com.itheima.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@Slf4j
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    CategoryService categoryService;


    //添加分类
    @PostMapping
    public R save(@RequestBody Category category) {
        log.info("category:{}", category);
        categoryService.save(category);
        return R.success("新增成功");
    }


    //分页查询
    @GetMapping("/page")
    public R page(int page, int pageSize) {
        //分页构造器
        Page<Category> pageInfo = new Page<>(page, pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        lqw.orderByAsc(Category::getSort);

        //进行分页查询
        categoryService.page(pageInfo, lqw);
        return R.success(pageInfo);
    }

    //删除分类
    @DeleteMapping
    public R delete(Long id) {
        log.info("删除的id为:{}", id);
//        categoryService.removeById(id);
        categoryService.remove(id);
        return R.success("删除成功");
    }

    //修改分类
    @PutMapping
    public R update(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改成功");
    }

    //菜品分类查询
    @GetMapping("/list")

    public R list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        //添加条件
        lqw.eq(category.getType()!=null,Category::getType,category.getType());
        //添加排序条件
        lqw.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
        //执行查询
        List<Category> list = categoryService.list(lqw);

        return R.success(list);
    }
}
